Towards harmonization of external quality assessment/proficiency testing in hemostasis.

abstract：:Authors are usually invited to follow the instructions to authors in scientific journals, because this section is likely to contain unique requirements, such as the references style requested. Authors not only must accurately check the instructions, but are also expected to verify references against the original docum...

journal_title：Clinical chemistry and laboratory medicine

authors： Salvagno GL,Lippi G,Montagnana M,Guidi GC

更新日期：2008-01-01 00:00:00

abstract：BACKGROUND:Recently published data identified bone-specific alkaline phosphatase (BALP) as a good marker of bone formation in different bone diseases and osteoporosis. Two methods are available for BALP determination: one measures enzyme activity, the other its mass concentration. We compared results for BALP activity ...

journal_title：Clinical chemistry and laboratory medicine

authors： Avbersek-Luznik I,Gmeiner Stopar T,Marc J

更新日期：2007-01-01 00:00:00

abstract：PURPOSE:DNA strand breaks are believed to induce carcinogenesis. This study was conducted to analyze induction and repair of irradiation- and chemotherapy-related strand breaks in vitro. METHODS:Friend Leukemia cells were exposed to irradiation and various chemotherapeutic agents at different doses and concentrations....

journal_title：Clinical chemistry and laboratory medicine

authors： Froelich JJ,Schneller FR,Zahn RK

更新日期：1999-04-01 00:00:00

abstract：BACKGROUND:The European Society for Pediatric Gastroenterology and Nutrition states that if IgA anti-tissue transglutaminase (tTG) exceeds 10 times the upper limit of normal (ULN), there is the possibility to diagnose celiac disease (CD) without duodenal biopsy, if supported by anti-endomysium testing and human leukocy...

journal_title：Clinical chemistry and laboratory medicine

authors： Oyaert M,Vermeersch P,De Hertogh G,Hiele M,Vandeputte N,Hoffman I,Bossuyt X

更新日期：2015-09-01 00:00:00

abstract：:A rat model is introduced which enables investigations in anticoagulated blood with continuous measurements by a flow-through electrode system. In the present study, a potentiometric ion-selective electrode (ISE)-system was used for measuring Ca2+, K+, Na+ and pH in rats. The setup was adjusted to an extracorporeal bl...

journal_title：Clinical chemistry and laboratory medicine

authors： Heidrich JP,Niemeier A,Seyfarth M

更新日期：1998-11-01 00:00:00

abstract：:The treatment of tuberculosis usually includes the antibiotic rifampicin, especially in patients with concomitant human immunodeficiency virus infection. Some of these patients are in withdrawal therapy for drug abuse. When opiate screening is carried out in patients receiving rifampicin, false positive results are de...

journal_title：Clinical chemistry and laboratory medicine

authors： de Paula M,Saiz LC,González-Revaldería J,Pascual T,Alberola C,Miravalles E

更新日期：1998-04-01 00:00:00

abstract：:Modifications in lipoprotein lipase levels lead to elevated triglycerides and reduced high density lipoprotein (HDL), both of which are risk factors for coronary artery disease (CAD). Hence, we examined the influence of the -93T/G, D9N, N291S, and S447X polymorphisms in the lipoprotein lipase (LPL) gene on CAD risk an...

journal_title：Clinical chemistry and laboratory medicine

authors： Ferencak G,Pasalić D,Grsković B,Cheng S,Fijal B,Sesto M,Skodlar J,Rukavina AS

更新日期：2003-04-01 00:00:00

abstract：BACKGROUND:The purpose of an external quality assessment (EQA) is to evaluate the analytical capability of clinical laboratories, identify differences among the laboratories and improve analytical quality. Our EQA results show that the rates of unsatisfactory performance for thyroid hormone tests were the highest in al...

journal_title：Clinical chemistry and laboratory medicine

authors： Zhou Q,Li S,Li X,Wang W,Wang Z

更新日期：2006-01-01 00:00:00

abstract：BACKGROUND:There are several methods for calculating serum osmolality, and their accordance with measured osmolality is the subject of controversy. METHODS:The concentrations of sodium, potassium, glucose, blood urea nitrogen (BUN) and osmolalities of 210 serum samples were measured. Two empirical equations were deduc...

journal_title：Clinical chemistry and laboratory medicine

authors： Rasouli M,Kalantari KR

更新日期：2005-01-01 00:00:00

abstract：:Thrombophilia can be identified in about half of all patients presenting with venous thromboembolism (VTE). Thrombophilia screening for various indications has increased tremendously, but whether the results of such tests help in the clinical management of patients is uncertain. Here, current recommendations for throm...

journal_title：Clinical chemistry and laboratory medicine

authors： Stegnar M

更新日期：2010-12-01 00:00:00

abstract：:Background The relationship between renal disease and cardiovascular disease (CVD) is currently known as cardiorenal syndrome. Indoxyl sulfate (IS) is one of the uremic toxins that accelerates the progression of cardiorenal syndrome. This report presents a new method for measuring IS in a simpler way. Methods We evalu...

journal_title：Clinical chemistry and laboratory medicine

authors： Fushimi Y,Tatebe J,Okuda Y,Ishii T,Ujiie S,Morita T

更新日期：2019-10-25 00:00:00

abstract：BACKGROUND:Matrix metalloproteinases (MMPs), especially MMP-2 and MMP-9, play an important role in tumor invasion and metastasis. This study aimed to determine the serum levels of MMP-2, MMP-9, 130- and 225-kDa gelatinolytic bands and conventional tumor markers, carcinoembryonic antigen (CEA) and cancer antigen (CA) 19...

journal_title：Clinical chemistry and laboratory medicine

authors： Emara M,Cheung PY,Grabowski K,Sawicki G,Wozniak M

更新日期：2009-01-01 00:00:00

abstract：:Abstract Lipoprotein-related risk of cardiovascular disease (CVD) can be adequately predicted in subjects with elevated total cholesterol and low-density lipoprotein (LDL-)cholesterol using the available guidelines. However, individuals with dyslipidemia can have normal total- and LDL-cholesterol concentrations. Many ...

journal_title：Clinical chemistry and laboratory medicine

authors： Langlois MR

更新日期：2012-04-10 00:00:00

abstract：BACKGROUND:Sickle cell disease is a major health burden in India. The aim of the study was to compare the diagnostic utility of two different approaches on automated high performance liquid chromatography (HPLC) for newborn screening for sickle cell disorders and other haemoglobinopathies in India. METHODS:Newborn bab...

journal_title：Clinical chemistry and laboratory medicine

authors： Upadhye DS,Jain DL,Trivedi YL,Nadkarni AH,Ghosh K,Colah RB

更新日期：2014-12-01 00:00:00

abstract：BACKGROUND:The Cystic Fibrosis European Network, coordinated from within the Katholieke Universiteit Leuven, is the provider of the European cystic fibrosis external quality assessment (EQA) scheme. The network aimed to seek feedback from laboratories that participated in the cystic fibrosis scheme in order to improve ...

journal_title：Clinical chemistry and laboratory medicine

authors： Berwouts S,Dequeker E

更新日期：2011-08-01 00:00:00

abstract：Background:Anti-mitochondrial autoantibodies (AMA) detected by indirect immunofluorescence (IIF) on rodent tissues are the diagnostic marker of primary biliary cholangitis (PBC). However, up to 15% of patients with PBC are AMA-negative by IIF. In the effort to close the serological gap and improve the diagnostic sensit...

journal_title：Clinical chemistry and laboratory medicine

authors： Villalta D,Seaman A,Tiongson M,Warren C,Bentow C,Bizzaro N,Alessio MG,Porcelli B,Norman GL,Mahler M

更新日期：2020-04-10 00:00:00

abstract：:Folate measurements, particularly for whole blood, show wide inter-laboratory and inter-methodology variability. This variability appears to be due in part to the lack of internationally accepted reference materials. A whole blood haemolysate, lyophilised in ampoules and designated 95/528, was therefore evaluated by 1...

journal_title：Clinical chemistry and laboratory medicine

authors： Thorpe SJ,Sands D,Heath AB,Hamilton MS,Blackmore S,Barrowcliffe T

更新日期：2004-05-01 00:00:00

abstract：BACKGROUND:Cardiac troponins currently represent the preferred biomarkers for the detection of myocardial necrosis. The objective of the present study was to compare the performance of the Access AccuTnl assay (Beckman Coulter) measured on two different platforms, the UniCel Dxl 800 and the Access 2 (Beckman Coulter). ...

journal_title：Clinical chemistry and laboratory medicine

authors： Zaninotto M,Mion MM,Novello E,Moretti M,Delprete E,Rocchi MB,Sisti D,Plebani M

更新日期：2009-01-01 00:00:00

abstract：BACKGROUND:Investigation of a 61-year-old Caucasian male suffering from fatigue and weight loss led to the finding of a carbohydrate antigen 19-9 (CA 19-9) concentration of 80 kU/L using an ADVIA Centaur analyser. Determination of CA 19-9 on Vidas, AxSYM and Architect i2000 systems gave normal results. His rheumatoid f...

journal_title：Clinical chemistry and laboratory medicine

authors： Berth M,Bosmans E,Everaert J,Dierick J,Schiettecatte J,Anckaert E,Delanghe J

更新日期：2006-01-01 00:00:00

abstract：:Immunological reactions are influenced by various factors including antigens, antibodies and other variables. We focused on two items: i) matrix effects, especially of detergents and ii) temperature effects: preheating sera, especially effects on rheumatoid factor (RF) measurement and false-positive reactions in ELISA...

journal_title：Clinical chemistry and laboratory medicine

authors： Yoshida H,Imafuku Y,Nagai T

更新日期：2004-01-01 00:00:00

abstract：:Despite many years of study, clinical trials of new drugs to prevent thrombosis have often been disappointing. Part of the problem lies in our incomplete understanding of the regulation of plasminogen activation and/or inhibition in vivo. We have previously shown that in vitro nitration of plasminogen in plasma by per...

journal_title：Clinical chemistry and laboratory medicine

authors： Hathuc C,Hermo R,Schulze J,Gugliucci A

更新日期：2006-01-01 00:00:00

abstract：:The detection and quantification of amyloidogenic monoclonal light chains are necessary for the diagnosis and evaluation of response to treatment in AL amyloidosis. However, the amyloid clone is often small and difficult to detect. We report the case of a 68-year-old man who was referred to our Center in April 2013 af...

journal_title：Clinical chemistry and laboratory medicine

authors： Milani P,Valentini V,Ferraro G,Basset M,Russo F,Foli A,Palladini G,Merlini G

更新日期：2016-06-01 00:00:00

abstract：BACKGROUND:CD4+CD25+ forkhead box P3 (FOXP3)+ regulatory T cells (Tregs) accumulate in malignant tumors and negatively regulate antitumor immunity. However, the clinical significance of Tregs in HCC remains unclear. To determine the prognostic value of Tregs, we conducted a retrospective study on 264 patients with Barc...

journal_title：Clinical chemistry and laboratory medicine

authors： Li F,Guo Z,Lizée G,Yu H,Wang H,Si T

更新日期：2014-09-01 00:00:00

abstract：:Transferrin concentration and total iron binding capacity (TIBC) are currently used to assess iron status. Although correlation between TIBC and transferrin is generally considered as good, conversion factors between the two analytes found in literature show large differences. Although the price per test is lower for ...

journal_title：Clinical chemistry and laboratory medicine

authors： Kasvosve I,Delanghe J

更新日期：2002-10-01 00:00:00

abstract：BACKGROUND:Established general risk score models for intensive care patients incorporate several clinical and laboratory data. However, the collection, documentation and classification of clinical data are time-consuming, incur labor-related costs, and are dependent on the experience of the examiner. Therefore, in the ...

journal_title：Clinical chemistry and laboratory medicine

authors： Stachon A,Segbers E,Hering S,Kempf R,Holland-Letz T,Krieg M

更新日期：2008-01-01 00:00:00

abstract：:Method comparisons are indispensable tools for the extensive validation of analytic procedures. Laboratories often only want to know whether an established procedure (x-method) can be replaced by another one (y-method) without interfering with diagnostic purposes. Then split patients' samples are analyzed more or less...

journal_title：Clinical chemistry and laboratory medicine

authors： Haeckel R,Wosniok W,Al Shareef N

更新日期：2011-11-01 00:00:00

abstract：BACKGROUND:Non-invasive biochemical markers are needed to support the diagnosis of ulcerative colitis (UC), an incurable disease of unknown pathology. Midkine is an angiogenic cytokine, chemotactic towards neutrophils and macrophages, and a T-regulatory cell suppressor. METHODS:Serum midkine was measured immunoenzymat...

journal_title：Clinical chemistry and laboratory medicine

authors： Krzystek-Korpacka M,Neubauer K,Matusiewicz M

更新日期：2009-01-01 00:00:00

abstract：Objectives:Colorectal cancer (CRC) screening using stool samples is now in routine use where tumor DNA methylation analysis for leading markers such as NDRG4 and SDC2 is an integral part of the test. However, processing stool samples for reproducible and efficient extraction of human genomic DNA remains a bottleneck fo...

journal_title：Clinical chemistry and laboratory medicine

authors： Jin S,Ye Q,Hong Y,Dai W,Zhang C,Liu W,Guo Y,Zhu D,Zhang Z,Chen S,Wang Y,Li D,Ma W,Yang Z,Li J,Zheng Z,Luan J,Wu X,Jiang F,Xu C,Ding C

更新日期：2020-07-16 00:00:00

abstract：BACKGROUND:The Sysmex DI-60 system (DI-60, Sysmex, Kobe, Japan) is a new automated digital cell imaging analyzer. We explored the performance of DI-60 in comparison with Sysmex XN analyzer (XN, Sysmex) and manual count. METHODS:In a total of 276 samples (176 abnormal and 100 normal samples), white blood cell (WBC) dif...

journal_title：Clinical chemistry and laboratory medicine

authors： Kim HN,Hur M,Kim H,Kim SW,Moon HW,Yun YM

更新日期：2017-11-27 00:00:00

abstract：BACKGROUND:Metabolic syndrome is closely related to several disturbances in lipid and lipoprotein metabolism. The aim of this study was to determine the association between apolipoprotein E (apoE) genotypes and the risk of metabolic syndrome and/or coronary heart disease complications. METHODS:The study included 279 s...

journal_title：Clinical chemistry and laboratory medicine

authors： Sima A,Iordan A,Stancu C

更新日期：2007-01-01 00:00:00